Salicylic acid CAS 69-72-7

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Salicylic acid CAS 69-72-7 Chemical Specification 

Salicylic acid CAS 69-72-7 Chemical Properties

Melting point 158-161 ° C (lit.)
Boiling point 211 ° C (lit.)
Density: 1.44
Vapor density 4.8 (vsair)
Vapor pressure 1mmhg (114 ° C)
Refractive index 1565fema3985 | 2-hydroxybenzoicacid
Flash point: 157 ° C
Storage condition: 2-8 ° C
Solubility ethanol: 1mat20 ° C, clear, colorless
Acidity coefficient (PKA) 2.98 (AT25 ℃)
Form: solid
Color: whitetooff white
Color change pH value range of acid-base indicator non0fluorescence (2.5) todarkblue0fluorescence (4.0)
PH value: 3.21 (1mmsolution); 2.57(10mMsolution); 2.02(100mMsolution);
Water solubility 1.8g/l (20 º C)

Salicylic acid CAS 69-72-7 Application

Salicylic acid, also known as o-hydroxybenzoic acid, is an important raw material for organic synthesis.